Kehl
Ciudad de Alemania
Armbruster, BAW (Fotograf)
Federal Waterways Engineering and Research Institute
Armbruster, BAW (Fotograf)
Federal Waterways Engineering and Research Institute
WSA Freiburg (Fotograf)
Federal Waterways Engineering and Research Institute
Armbruster, BAW (Fotograf)
Federal Waterways Engineering and Research Institute
National Library of France
xx0064542
National Library of the Czech Republic
jn19990006333
National Library of the Czech Republic